In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...

In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

Have an old Android device collecting dust somewhere that you’d like to put to better use? [Electronoobs] shows us how to make a Masked Stereolithography Apparatus (MSLA) printer for cheap using ...

TV and home video editor Ty Pendlebury joined CNET Australia in 2006, and moved to New York City to be a part of CNET in 2011. He tests, reviews and writes about the latest TVs and audio equipment.

While it might not be comprehensive, [Bret.dk] recently posted a retrospective titled “Every Single Board Computer I Tested in 2025.” The post covers 15 boards from 8 different companies. The cheapest ...

Looking for a good laptop under $500? Yep, it’s rough out there. One search and you’re left staring at page after page of options–most of them not great. Here’s what actually matters: Aim for a 1080p ...

Samsung remains resolute in its belief that its own QLED technology is just as capable as OLED when it comes to the best-quality picture, although even it has succumbed to the popularity of the OLED ...

Need a new monitor for your PC? I’ve combed through scores of options to find the best monitors on the market right now. These picks are the result of hundreds of hours spent testing the latest models ...

Need a new laptop, but you haven't got much to spend? Shopping for a low-cost model is all about making careful, eyes-open compromises. At PCMag, we've been reviewing laptops in depth for more than ...

While some users were curious about how the YouTuber managed to get their hands on a smartphone that’s not even out yet, others were concerned about its new display privacy feature. Key takeaways: A ...

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